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SPARQLスニペット

Fumihiro Kato edited this page Jul 16, 2015 · 1 revision
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Table of Contents

藤田嗣治

PREFIX lodacid: <http://lod.ac/id/>

SELECT *
WHERE {
  lodacid:455 ?p ?o .
}

下村観山の作品一覧

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT ?work ?title
WHERE {
  lodacid:359 lodac:creates ?work .
  ?work dc:title ?title .
}

横浜美術館の参照情報

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodacid: <http://lod.ac/id/>

SELECT *
WHERE {
  lodacid:3172 dc:references ?ref .
  ?ref ?p ?o .
}

博物館施設一覧

PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>

SELECT *
WHERE {
  ?s a foaf:Organization; rdfs:label ?label .
}
LIMIT 100

横浜美術館の作品のジャンル一覧

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT DISTINCT ?genre
WHERE {
  lodacid:3172 lodac:isProviderOf ?work .
  ?work rdfs:label ?label;
  dc:references ?workRef .
  ?workRef lodac:genre ?genre .
}

横浜美術館が所蔵している日本画の作品

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX dc11: <http://purl.org/dc/elements/1.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT ?work ?title ?creator ?created ?genre ?material ?size
WHERE {
  lodacid:3172 lodac:isProviderOf ?work .

  ?work rdfs:label ?title;
  dc:references ?workRef .

  ?workRef lodac:genre "日本画"@ja;
  dc11:creator ?creator;
  dc:medium ?material;
  dc:extent ?size .

  OPTIONAL{
       ?workRef dc:created ?created .
  }
}
LIMIT 100

横浜美術館が所蔵している紙本着色な作品

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT ?work ?label
WHERE {
  lodacid:3172 lodac:isProviderOf ?work .
  ?work rdfs:label ?label;
    dc:references ?workRef .
  ?workRef dc:medium "紙本着色"@ja .
}
LIMIT 100

横浜美術館に所蔵されている前田青邨の作品一覧

PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT ?work ?label
WHERE {
  lodacid:3172 lodac:isProviderOf ?work .
  ?work rdfs:label ?label ;
    dc:creator ?workRef .
  ?workRef foaf:name "前田青邨"@ja .
}
LIMIT 100

地図上の特定の矩形範囲に存在する施設一覧

PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX omgeo: <http://www.ontotext.com/owlim/geo#>
PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX vcard: <http://www.w3.org/2006/vcard/ns#>

SELECT distinct ?link ?title ?lat ?long ?postalcode ?address ?access
WHERE {
     ?link rdf:type foaf:Organization;
     rdfs:label ?title;
     dc:references ?ref .

     ?ref omgeo:within(37.29417220890252 143.09140847471917 29.030252776842698 133.20371316221917);
     geo:lat ?lat;
     geo:long ?long;
     vcard:postal-code ?postalcode;
     <http://ocdi.jp/ns/pi#address> ?address .

     OPTIONAL{
          ?ref dc:abstract ?access .
     }
}
ORDER BY (omgeo:distance(?lat, ?long, 33.259834887744994, 138.14756081846917))

2010年1月のイベント

PREFIX ical: <http://www.w3.org/2002/12/cal/icaltzd#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX event: <http://lod.ac/ns/event#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

SELECT *
WHERE {
  ?event a event:Event ;
    rdfs:label ?event_name ;
    ical:location ?location ;
    ical:dtstart ?dtstart ;
    ical:dtend ?dtend .

    ?location rdfs:label ?location_name .

  FILTER (?dtstart >= "2010-01-01T00:00:00+09:00"^^xsd:dateTime)
  FILTER (?dtend < "2010-02-01T00:00:00+09:00"^^xsd:dateTime)
}
LIMIT 100

横浜美術館で2011年7月1日から31日までの期間に開催されるイベント

PREFIX ical: <http://www.w3.org/2002/12/cal/icaltzd#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX event: <http://lod.ac/ns/event#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX lodacid: <http://lod.ac/id/>
PREFIX dc11: <http://purl.org/dc/elements/1.1/>

SELECT *
WHERE {
 ?link a event:Event ;
 rdfs:label ?title ;
 event:fee ?fee;
 ical:categories ?cat;
 ical:location lodacid:3172 ;
 ical:dtstart ?dtstart ;
 ical:dtend ?dtend .

 lodacid:3172 rdfs:label ?location .

 ?cat dc11:title ?category.

 OPTIONAL{
    ?link event:Credit ?crd .
    ?crd dc11:description ?credit .
 }

 FILTER ((?dtstart > "2011-07-01T00:00:00+09:00"^^xsd:dateTime && ?dtstart < "2011-07-31T00:00:00+09:00"^^xsd:dateTime) || 
        (?dtend > "2011-07-01T00:00:00+09:00"^^xsd:dateTime && ?dtend < "2011-07-31T00:00:00+09:00"^^xsd:dateTime) ||
        (?dtstart < "2011-07-01T00:00:00+09:00"^^xsd:dateTime && ?dtend > "2011-07-31T00:00:00+09:00"^^xsd:dateTime))
}

地図上の特定の矩形範囲からまでの期間に開催されるイベント

PREFIX ical: <http://www.w3.org/2002/12/cal/icaltzd#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX event: <http://lod.ac/ns/event#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX lodacid: <http://lod.ac/id/>
PREFIX omgeo: <http://www.ontotext.com/owlim/geo#>
PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#>
PREFIX vcard: <http://www.w3.org/2006/vcard/ns#>

SELECT distinct ?event ?lat ?long ?title ?location_name ?location ?fee ?dtstart ?dtend      
WHERE {
    ?event a event:Event ;
    rdfs:label ?title ;
    event:fee ?fee;
    ical:location ?location ;
    ical:dtstart ?dtstart ;
    ical:dtend ?dtend .

    ?location rdfs:label ?location_name ;
    dc:references ?locRef.

    ?locRef omgeo:within(37.29417220890252 143.09140847471917 29.030252776842698 133.20371316221917);
    vcard:postal-code ?postalcode;
    geo:lat ?lat;
    geo:long ?long.

    FILTER ((?dtstart > "2011-07-01T00:00:00+09:00"^^xsd:dateTime && ?dtstart < "2011-07-31T00:00:00+09:00"^^xsd:dateTime) || 
        (?dtend > "2011-07-01T00:00:00+09:00"^^xsd:dateTime && ?dtend < "2011-07-31T00:00:00+09:00"^^xsd:dateTime) ||
        (?dtstart < "2011-07-01T00:00:00+09:00"^^xsd:dateTime && ?dtend > "2011-07-31T00:00:00+09:00"^^xsd:dateTime))
}
ORDER BY (omgeo:distance(?lat, ?long, 33.259834887744994, 138.14756081846917))

1984年に制作された作品のうち画像がある作品の一覧

PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>


SELECT ?work ?label ?startyear ?endyear ?img
WHERE {
  ?lodacRef a lodac:LODACReference;
  dc:created "1984";
  lodac:startYear ?startyear;
  lodac:endYear ?endyear;
  dc:isReferencedBy ?work .
  ?work rdfs:label ?label;
  dc:references ?workRef.
  ?workRef foaf:depiction ?img.
}

タイプがlodac:LODACReferenceである参照情報を持たないリソースの一覧

PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodacid: <http://lod.ac/id/>

SELECT *
WHERE {
 ?s dc:references ?ref .
 MINUS { ?s dc:references/rdf:type lodac:LODACReference . }
}
LIMIT 100

北海道を含むrdfs:labelを検索

 SELECT DISTINCT ?s ?label
 WHERE {
   ?s rdfs:label ?label .
   ?label luc:myIndex "*北海道*" .
 }
 LIMIT 10

被っている数が最も多い作品タイトル TOP100

PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>

SELECT ?workName (COUNT(?workName) AS ?countName)
WHERE {
  ?work a lodac:Work;
  rdfs:label ?workName.
  FILTER (lang(?workName) = "ja")
}
GROUP BY ?workName
ORDER BY DESC(?countName)
LIMIT 100

LODACに登録された作品のある神社

workrefのcurrent_locationにはリソースとリテラルの両ケースがあるので、それを統合

PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX crm: <http://purl.org/NET/cidoc-crm/core#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>

SELECT DISTINCT ?loc {
  {
  ?s rdf:type lodac:Work .
  ?s crm:P55_has_current_location ?locres .
  ?locres rdfs:label ?loc .
  FILTER (isLiteral(?loc))
  FILTER(regex(str(?loc), "神社"))
  } UNION {
  ?s rdf:type lodac:Work .
  ?s dc:references/crm:P55_has_current_location ?loc .
  FILTER (isLiteral(?loc))
  FILTER(regex(str(?loc), "神社"))
  }
  }
   LIMIT 10000

猫を描いた作品のタイトルと画像一覧

PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>

SELECT ?title ?imgUrl
WHERE {
  ?work a lodac:Work;
  rdfs:label ?title;
  dc:references ?ref.
  ?ref foaf:depiction ?imgUrl.
  FILTER regex(str(?title), str("猫"))
}

仏を描いた作品を持つ神社とその作品名一覧

PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX crm: <http://purl.org/NET/cidoc-crm/core#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>

SELECT ?title ?loc
WHERE {
  ?work a lodac:Work.
  ?work rdfs:label ?title.
  ?work dc:references/crm:P55_has_current_location ?loc .
  FILTER (isLiteral(?loc))
  FILTER (regex(str(?loc), "神社$"))
  FILTER (regex(str(?title), "仏"))
}

仏を描いた作品を持つ神社とその作品名一覧(その2)

場所がリテラルでなくリソースの場合も対応

PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX crm: <http://purl.org/NET/cidoc-crm/core#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>

SELECT  ?title ?loc ?s ?so {
  {
  ?s rdf:type lodac:Work .
  ?s crm:P55_has_current_location  ?locres .
  ?locres rdfs:label ?loc .
  ?s rdfs:label ?title .
  ?s dc:references/dc:source ?so .
  FILTER (isLiteral(?loc))
  FILTER(regex(str(?loc), "神社"))
   FILTER (regex(str(?title), "仏|如来|釈迦|薬師|菩薩|観音|明王"))
  } UNION {
  ?s rdf:type lodac:Work .
  ?s dc:references/crm:P55_has_current_location ?loc .
  ?s rdfs:label ?title .
  ?s dc:references/dc:source ?so .
  FILTER (isLiteral(?loc))
  FILTER(regex(str(?loc), "神社"))
   FILTER (regex(str(?title), "仏|如来|釈迦|薬師|菩薩|観音|明王"))
  }
  }
   LIMIT 10000

作品のプロパティの値のタイプ一覧

PREFIX lodacid: <http://lod.ac/id/>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>

SELECT DISTINCT ?p ?type
WHERE {
  ?s a lodac:Work .
  ?s ?p ?o .
  ?o rdf:type ?type .
}
LIMIT 100

このlodac:Workを色々変えると、スキーマ構造を調べることができるが、 foaf:Organizationなどはレスポンスが返ってこない。 refの方も網羅的に調べたい場合は以下の通り(遅すぎて無理)

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodacid: <http://lod.ac/id/>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>

SELECT distinct ?predicate ?type_of_object
WHERE {
  ?item rdf:type foaf:Organization  .
  ?item dc:references ?ref .
  ?ref ?predicate ?o .
  ?o rdf:type ?type_of_object
}
LIMIT 100

?item rdf:type foaf:Organization を一旦取ってきて、それぞれに対し、以下のように投げることが考えられる。

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodacid: <http://lod.ac/id/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>

SELECT distinct ?predicate ?type_of_object
WHERE {
  lodacid:3172 dc:references ?ref .
  ?ref ?predicate ?o .
  ?o rdf:type ?type_of_object
}
LIMIT 100

作品が10個以上ある作者が一番多い出身地を抽出

※ここでは,出身地をlodac:currentLocationNameとしている.

※lodac:currentLocationNameをlodac:areaに変更してもOK.

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>

SELECT ?location (COUNT(?location) AS ?locNum)
WHERE{

{
    SELECT ?artist (COUNT(?work) AS ?workNum)
    WHERE {
        ?artist a foaf:Person;
        lodac:creates ?work;
        dc:references ?ref.
        ?ref lodac:area ?area.
    }
    GROUP BY ?artist
    HAVING (?workNum > 10)
    ORDER BY DESC(?workNum)
}

{
    ?artist dc:references/lodac:currentLocationName ?location
}

}
GROUP BY ?location
ORDER BY DESC(?locNum)

○○という技法の作品の黎明期から現代まで幅広くおいているとこはどこ?

※ここではテンペラ作品を対象とする.

※int型へのキャストが実装されておらず,幅広さの算出がSPARQLで行えないため,各館のテンペラ作品制作年の最古と最新のものを列挙した.

PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodacid: <http://lod.ac/id/>

SELECT ?museum (MIN(?created) as ?mincreated) (MAX(?created) as ?maxcreated)
WHERE {
  ?museum a foaf:Organization;
  lodac:isProviderOf ?work.
  ?work dc:references/dc:medium ?medium;
  dc:references ?worklodacref.
  ?worklodacref a lodac:LODACReference;
  dc:created ?created.
  FILTER regex(str(?medium), str("テンペラ"))
}
GROUP BY ?museum

国立西洋美術館にある作品の画像のURLを10件取得する

PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodacid: <http://lod.ac/id/>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?image ?url ?image_id
  WHERE {
    ?label rdfs:label "国立西洋博物館"@ja;
      lodac:isProviderOf ?resource .
    ?resource dc:references ?url .
    ?url foaf:depiction ?image .
    ?url dc:isReferencedBy ?image_id .
  }
  LIMIT 10

LODAC内作品で使われている技法一覧と出現回数

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT DISTINCT ?label (COUNT(?label) AS ?countName)
WHERE {
  ?work a lodac:Work;
    rdfs:label ?title;
    dc:references ?ref.
   ?ref dc:medium ?label.
}
GROUP BY ?label
ORDER BY DESC(?countName)  

LIMIT 1000

横浜美術館の作品のうち20代に描かれた作品リスト

PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX rda2: <http://RDVocab.info/ElementsGr2/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT ?work ?title ?creator ?creatorname ?age
WHERE {
  lodacid:3172 lodac:isProviderOf ?work.

  ?work a lodac:Work;
  rdfs:label ?title;
  dc:creator ?creator;
  dc:references ?ref.
  
  ?ref a lodac:LODACReference;
  dc:created ?created.
  
  ?creator rdfs:label ?creatorname;
  dc:references/rda2:dateOfBirth ?dob.
  
  BIND((xsd:integer(?created)-xsd:integer(?dob)) AS ?age)
  
  FILTER(lang(?title)="ja")
  FILTER(?age >= 20)
  FILTER(?age < 30)
}
ORDER BY ?age

長谷川潔の作品を当時の年齢順にソート

PREFIX crm: <http://purl.org/NET/cidoc-crm/core#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX rda2: <http://RDVocab.info/ElementsGr2/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dc: <http://purl.org/dc/terms/>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT ?work ?title ?creator ?creatorname ?museum ?museumname ?age
WHERE {
  ?work a lodac:Work;
  rdfs:label ?title;
  dc:creator lodacid:510;
  crm:P55_has_current_location ?museum;
  dc:references ?ref.
  
  ?museum rdfs:label ?museumname.
  
  ?ref a lodac:LODACReference;
  dc:created ?created.
  
  lodacid:510 rdfs:label ?creatorname;
  dc:references/rda2:dateOfBirth ?dob.
    
  BIND((xsd:integer(?created)-xsd:integer(?dob)) AS ?age)
  
}
ORDER BY ?age

LODAC内作品で使われている特定の技法(表記揺れの確認)

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT DISTINCT ?label (COUNT(?label) AS ?countName)
WHERE {
  ?work a lodac:Work;
    rdfs:label ?title;
    dc:references ?ref.
   ?ref dc:medium ?label.
FILTER regex(str(?label), str("リトグラフ|Lithograph"))
}
GROUP BY ?label
ORDER BY DESC(?countName)  

LIMIT 1000

所蔵品を持っている施設の数

PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX lodac: <http://lod.ac/ns/lodac#>

SELECT (COUNT(DISTINCT ?org) AS ?countOrg)
WHERE {
  ?org a foaf:Organization ; lodac:isProviderOf ?work .
}

リトグラフを含む技法がどのくらい使われているかを調べる

PREFIX dc: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX lodac: <http://lod.ac/ns/lodac#>
PREFIX lodacid: <http://lod.ac/id/>

SELECT DISTINCT ?label (COUNT(?label) AS ?countName)
WHERE {
?work a lodac:Work;
      rdfs:label ?title;
      dc:references ?ref.
?ref dc:medium ?label.
FILTER regex(str(?label), str("リトグラフ|Lithograph"))
}
GROUP BY ?label
ORDER BY DESC(?countName)
LIMIT 1000

Provenance の指定 @BDLS

PREFIX dcndl: <http://ndl.go.jp/dcndl/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dc: <http://purl.org/dc/terms/>

PREFIX lodacid: <http://lod.ac/id/>

SELECT *
WHERE {
  Graph <http://lod.ac/bdls/provenance/1> {
   ?s ?p ?o .
  }
}
LIMIT 100

こんなクエリはできるかな

  • 地名で「東○○」「西○○」に当てはまる○○を列挙
  • 【済】 作品が10個以上ある作者が一番多い出身地を抽出
  • ○○という技法の作品の黎明期から現代まで幅広くおいているとこはどーこ?
  • LODACに登録された作品のある博物館でも美術館でも神社でもないどこか
  • プロパティはなんでもいいので,ある人物に関連する画像を列挙